Home / 3,287.37-4,531.15-2,330.59

Finding the Fourth Proportional to 3,287.37, 4,531.15 and 2,330.59

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Solution

The fourth proportional to 3,287.37, 4,531.15 and 2,330.59 is: 3,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287.37 : 4,531.15 = 2,330.59 : x
  2. Step 2: Convert to fraction form
    3,287.37/4,531.15 = 2,330.59/x
  3. Step 3: Cross multiply
    3,287.37x = 4,531.15 × 2,330.59
  4. Step 4: Simplify right side
    3,287.37x = 10,560,252.88
  5. Step 5: Solve for x
    x = 10,560,252.88/3,287.37
  6. Step 6: Final answer
    x = 3,212.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.